hi , i have had enough of scouring google trying to find a simple answer to what is the best gearbox and diff set up for my scooby , i have a turbo 2000 which i eventually plan on putting a closed deck engine in running around 350bhp ish , the gearbox i have in now sounds like a dog box (wining its nackers off) so i want to replace it with something that can take the power i want to get out of it PLEASE HELP